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Chuyn :
MT S CHT KEO T TH HMI TRONG
X ! N"C #$ M% T& MT TR"'NG H()S* C TRONG TH NGHIM
Ngi bo co:)GS+TS+ TH, M-I H".NG
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7/24/2019 Pp Keo T- C 7.1.15
2/18
I+ G/0/ 1h/2u 3h41 567 18 1h9 h2 0/ 567 18
Nng cao hiu qu tin x l bng keo t
Gim ti cho thit b!" tit kim h#a ch$t"Nng cao ch$t l%ng &'u
(a c)a n*c c$+
Nghi,n c-u ch t.o ch$t keo t &a th/nh+h'n hiu qu cao 0/1ch$t
keo t 2 kht(3ng &a n4ng5
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7/24/2019 Pp Keo T- C 7.1.15
3/18
I+ G/0/ 1h/2u 3h41 567 18 1h9 h2 0/ 567 18
6575 89ng quan 0 cc ch$t keo t hin na
;c ch$t keo t &ang &%c h?n nh@m" +h?n
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657575 Keo t bLi BlMN
Khi &a ch$t keo t c# ch-a nh@m 0/o t(ong n*c" khong +OtP Q 2
R5Q =iSn (a qu t(Tnh thuU +hn t.o (a cc +h-c ch$t5OTnh th/nh cc
monome:
Bl OVW X BlYWOZN ON
Bl VOVWX BlYWOZVN VONBl MOVW X BlYWOZM MON
Bl [ OVWX BlYWOZ[\ [ON
OTnh th/nh cc +olme:
VBl VOVWX BlVYWOZV[N VON
MBl [ OVWX BlMYWOZVQN [ON
7MBl MVOVW X Bl7MYWOZVRN MVON
I+ G/0/ 1h/2u 3h41 567 18 1h9 h2 0/ 567 18
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I+ G/0/ 1h/2u 3h41 567 18 1h9 h2 0/ 567 18
65757 Keo t bLi BlM
;H ch th- nh$t:+O g'n t(ung t]nhl%ng &) l*n +h?n nh@m t.o (a
cc h.t (An BlYWOZM5;c h.t BlYWOZMn/ c# t]nh =]nh
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7/24/2019 Pp Keo T- C 7.1.15
6/18
I+ G/0/ 1h/2u 3h41 567 18 1h9 h2 0/ 567 18
657575 Keo t bLi BlM
;H ch th- hai:@i t(ng axit nh_ Y+O QZ5onome 0/ +olme YZ Bl
h$+
+h t(,n b mt Y\Z h.t keo5
8(ung ho/ &in t]ch 0/ hdtchdng t.o (a cc t+ h%+ h.tl*n
hHn5
>hn -ng g keo t x (a ($t
nhanh5f3ng cho n*c c# &F &c cao5 h t
keo
h tkeo
Al(OH)Al(OH)
3
33 Al(OH)
h tkeo
ngun n c( h t keo )
Al(OH)
Al(OH)
Al(OH)
keo t
Al7(OH)17
3
Al(OH)
Al7(OH)17
c cao
nng ph n nhmthp
Al(OH) Al(OH)! Al7(OH)17n 1!
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7/24/2019 Pp Keo T- C 7.1.15
7/18
I+ G/0/ 1h/2u 3h41 567 18 1h9 h2 0/ 567 18
6575V5 Keo t bLi eMN
e MOW X eYWOZM MON
Nghi,n c-u 0 cH ch keo t c)a At ]t hHn ($t nhiu c)a
Nh@m5
Dc &iIm: khong +O l/m 0ic hiu qu (Fng hHn
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7/24/2019 Pp Keo T- C 7.1.15
8/18
I+ G/0/ 1h/2u 3h41 567 18 1h9 h2 0/ 567 18
6575M5 Keo t &a th/nh +h'n
AlCl3
;h hiu qu cho tPngt(ng h%+ &Hn l 8i,u hao h#a ch$t nhiu
Fe2(SO4)3 FeCl3
Al2(SO4)3 Al "e
SO4 Cl
fi l/m 0ic (Fng hHn:e3 Y+O M5Q 5Q 0/ j 2 77ZBl3
Y+O Q jZDc &iIm 0 c$u t(dc c)a ccion 0/ cc tHng tc &in
t]ch
keo t tt hHn5
#$
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I+ G/0/ 1h/2u 3h41 567 18 1h9 h2 0/ 567 18
;c ngu,n liu
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I+ G/0/ 1h/2u 3h41 567 18 1h9 h2 0/ 567 18
65V5 Keo t kt h%+ 0*i qu t(Tnh ox h#a 2 kh t(3ng
=ng cc lo.i mui
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II+ Th; n? 567 18 >@ 1A7n< nB03 1/ Dhn=BFn< nB03 nh@ y
Dhn 3 G/Jn
